"Um....Well....I....Uh....That is...." Xellos stammers, as Lina, Amelia, Zelgadis, and even Gourry glare at him for getting them into the fix they are currently in.
"You say 'That's a secret' and I'm gonna cast several dozen truth spells on you." Lina growls, ominously.
'Knew I should've applied for that vacation to Lodoss when I had the chance....' Xellos thinks, irritably, and then begins his explanation....

Just a random scene that came to mind when I first saw the screenshot, and couldn't resist drawing it! ^ ^;;

Hope this looks all right!